a:4:{s:8:"template";s:8126:"<!DOCTYPE html>
<html lang="en-US">

<head>
<meta charset="utf-8"/>
<meta content="width=device-width" name="viewport"/>
<title>{{ keyword }}</title>
<link href="http://gmpg.org/xfn/11" rel="profile"/>


<link href="http://fonts.googleapis.com/css?family=Open+Sans:400italic,700italic,400,700&amp;subset=latin,latin-ext" id="twentytwelve-fonts-css" media="all" rel="stylesheet" type="text/css"/>
<style id="twentytwelve-style-css" media="all" rel="stylesheet" type="text/css">/*



/* =Reset
-------------------------------------------------------------- */

html, body, div, h1, h2, h3, a, ul, li, footer, header, hgroup, nav {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	vertical-align: baseline;
}
body {
	line-height: 1;
}
ul {
	list-style: none;
}
h1,
h2,
h3 {
	clear: both;
}
html {
	overflow-y: scroll;
	font-size: 100%;
	-webkit-text-size-adjust: 100%;
	-ms-text-size-adjust: 100%;
}
a:focus {
	outline: thin dotted;
}
footer,
header,
hgroup,
nav {
	display: block;
}

/* Clearing floats */
.wrapper:after {
	clear: both;
}
.wrapper:before,
.wrapper:after {
	display: table;
	content: "";
}


.menu-toggle {
	padding: 6px 10px;
	padding: 0.428571429rem 0.714285714rem;
	font-size: 11px;
	font-size: 0.785714286rem;
	line-height: 1.428571429;
	font-weight: normal;
	color: #7c7c7c;
	background-color: #e6e6e6;
	background-repeat: repeat-x;
	background-image: -moz-linear-gradient(top, #f4f4f4, #e6e6e6);
	background-image: -ms-linear-gradient(top, #f4f4f4, #e6e6e6);
	background-image: -webkit-linear-gradient(top, #f4f4f4, #e6e6e6);
	background-image: -o-linear-gradient(top, #f4f4f4, #e6e6e6);
	background-image: linear-gradient(top, #f4f4f4, #e6e6e6);
	border: 1px solid #d2d2d2;
	border-radius: 3px;
	box-shadow: 0 1px 2px rgba(64, 64, 64, 0.1);
}
.menu-toggle {
	cursor: pointer;
}
.menu-toggle:hover {
	color: #5e5e5e;
	background-color: #ebebeb;
	background-repeat: repeat-x;
	background-image: -moz-linear-gradient(top, #f9f9f9, #ebebeb);
	background-image: -ms-linear-gradient(top, #f9f9f9, #ebebeb);
	background-image: -webkit-linear-gradient(top, #f9f9f9, #ebebeb);
	background-image: -o-linear-gradient(top, #f9f9f9, #ebebeb);
	background-image: linear-gradient(top, #f9f9f9, #ebebeb);
}
.menu-toggle:active {
	color: #757575;
	background-color: #e1e1e1;
	background-repeat: repeat-x;
	background-image: -moz-linear-gradient(top, #ebebeb, #e1e1e1);
	background-image: -ms-linear-gradient(top, #ebebeb, #e1e1e1);
	background-image: -webkit-linear-gradient(top, #ebebeb, #e1e1e1);
	background-image: -o-linear-gradient(top, #ebebeb, #e1e1e1);
	background-image: linear-gradient(top, #ebebeb, #e1e1e1);
	box-shadow: inset 0 0 8px 2px #c6c6c6, 0 1px 0 0 #f4f4f4;
	border: none;
}


/* Body, links, basics */
html {
	font-size: 87.5%;
}
body {
	font-size: 14px;
	font-size: 1rem;
	font-family: Helvetica, Arial, sans-serif;
	text-rendering: optimizeLegibility;
	color: #444;
}
body.custom-font-enabled {
	font-family: "Open Sans", Helvetica, Arial, sans-serif;
}
a {
	outline: none;
	color: #21759b;
}
a:hover {
	color: #0f3647;
}

/* Assistive text */
.assistive-text {
	position: absolute !important;
	clip: rect(1px, 1px, 1px, 1px);
}
.main-navigation .assistive-text:hover,
.main-navigation .assistive-text:active,
.main-navigation .assistive-text:focus {
	background: #fff;
	border: 2px solid #333;
	border-radius: 3px;
	clip: auto !important;
	color: #000;
	display: block;
	font-size: 12px;
	padding: 12px;
	position: absolute;
	top: 5px;
	left: 5px;
	z-index: 100000; /* Above WP toolbar */
}

/* Page structure */
.site {
	padding: 0 24px;
	padding: 0 1.714285714rem;
	background-color: #fff;
}

/* Header */
.site-header {
	padding: 24px 0;
	padding: 1.714285714rem 0;
}
.site-header h1,
.site-header h2 {
	text-align: center;
}
.site-header h1 a {
	color: #515151;
	display: inline-block;
	text-decoration: none;
}
.site-header h1 a:hover {
	color: #21759b;
}
.site-header h1 {
	font-size: 24px;
	font-size: 1.714285714rem;
	line-height: 1.285714286;
	margin-bottom: 14px;
	margin-bottom: 1rem;
}
.site-header h2 {
	font-weight: normal;
	font-size: 13px;
	font-size: 0.928571429rem;
	line-height: 1.846153846;
	color: #757575;
}

/* Navigation Menu */
.main-navigation {
	margin-top: 24px;
	margin-top: 1.714285714rem;
	text-align: center;
}
.main-navigation li {
	margin-top: 24px;
	margin-top: 1.714285714rem;
	font-size: 12px;
	font-size: 0.857142857rem;
	line-height: 1.42857143;
}
.main-navigation a {
	color: #5e5e5e;
}
.main-navigation a:hover {
	color: #21759b;
}
.main-navigation div.nav-menu > ul {
	display: none;
}
.menu-toggle {
	display: inline-block;
}

/* Banner */

/* Sidebar */

/* Footer */
footer[role="contentinfo"] {
	border-top: 1px solid #ededed;
	clear: both;
	font-size: 12px;
	font-size: 0.857142857rem;
	line-height: 2;
	max-width: 960px;
	max-width: 68.571428571rem;
	margin-top: 24px;
	margin-top: 1.714285714rem;
	margin-left: auto;
	margin-right: auto;
	padding: 24px 0;
	padding: 1.714285714rem 0;
}
footer[role="contentinfo"] a {
	color: #686868;
}
footer[role="contentinfo"] a:hover {
	color: #21759b;
}


/* Minimum width of 600 pixels. */
@media screen and (min-width: 600px) {
	.site {
		margin: 0 auto;
		max-width: 960px;
		max-width: 68.571428571rem;
		overflow: hidden;
	}
	.site-header h1,
	.site-header h2 {
		text-align: left;
	}
	.site-header h1 {
		font-size: 26px;
		font-size: 1.857142857rem;
		line-height: 1.846153846;
		margin-bottom: 0;
	}
	.main-navigation div.nav-menu > ul {
		border-bottom: 1px solid #ededed;
		border-top: 1px solid #ededed;
		display: inline-block !important;
		text-align: left;
		width: 100%;
	}
	.main-navigation ul {
		margin: 0;
		text-indent: 0;
	}
	.main-navigation li a,
	.main-navigation li {
		display: inline-block;
		text-decoration: none;
	}
	.main-navigation li a {
		border-bottom: 0;
		color: #6a6a6a;
		line-height: 3.692307692;
		text-transform: uppercase;
		white-space: nowrap;
	}
	.main-navigation li a:hover {
		color: #000;
	}
	.main-navigation li {
		margin: 0 40px 0 0;
		margin: 0 2.857142857rem 0 0;
		position: relative;
	}
	.menu-toggle {
		display: none;
	}
}

/* Minimum width of 960 pixels. */
@media screen and (min-width: 960px) {
	body {
		background-color: #e6e6e6;
	}
	body .site {
		padding: 0 40px;
		padding: 0 2.857142857rem;
		margin-top: 48px;
		margin-top: 3.428571429rem;
		margin-bottom: 48px;
		margin-bottom: 3.428571429rem;
		box-shadow: 0 2px 6px rgba(100, 100, 100, 0.3);
	}
}


/* =Print
----------------------------------------------- */

@media print {
	body {
		background: none !important;
		color: #000;
		font-size: 10pt;
	}
	a {
		text-decoration: none;
	}
	.site {
		clear: both !important;
		display: block !important;
		float: none !important;
		max-width: 100%;
		position: relative !important;
	}
	.site-header {
		margin-bottom: 72px;
		margin-bottom: 5.142857143rem;
		text-align: left;
	}
	.site-header h1 {
		font-size: 21pt;
		line-height: 1;
		text-align: left;
	}
	.site-header h2 {
		color: #000;
		font-size: 10pt;
		text-align: left;
	}
	.site-header h1 a {
		color: #000;
	}
	#colophon,
	.main-navigation {
		display: none;
	}
	.wrapper {
		border-top: none;
		box-shadow: none;
	}
}
</style>


<style type="text/css">.recentcomments a{display:inline !important;padding:0 !important;margin:0 !important;}</style>
</head>
<body class="custom-font-enabled single-author">
<div class="hfeed site" id="page">
<header class="site-header" id="masthead" role="banner">
<hgroup>
<h1 class="site-title"><a href="#" rel="home" title="{{ keyword }}">{{ keyword }}</a></h1>
<h2 class="site-description">Just another WordPress site</h2>
</hgroup>
<nav class="main-navigation" id="site-navigation" role="navigation">
<h3 class="menu-toggle">Menu</h3>
<a class="assistive-text" href="#" title="Skip to content">Skip to content</a>
<div class="nav-menu"><ul><li><a href="#" title="Home">Home</a></li><li class="page_item page-item-2"><a href="#">Sample Page</a></li></ul></div>
</nav>
</header>
<div class="wrapper" id="main">
{{ text }}
	</div>
<footer id="colophon" role="contentinfo">
<div class="site-info">
</div>
</footer>
</div>


</body>
</html>";s:4:"text";s:3137:"The centre of mass is always below the point of suspension, so by marking the vertical along the plumb line you know the centre of mass is somewhere along that line. Finding the centre of mass by suspending objects The centre of mass for an irregular shaped, non-symmetrical object is found in a different way. If this line is marked, and then the object is suspended from a completely new point, the object will come to rest in a new equilibrium position and the centre of mass will also In physics the center of mass of a mass, or a collection of discrete masses, is the singular point where the weighed relative position of the spread out mass resides. For example, the center of mass of a uniform disc shape would be at its center. 78 CHAPTER 2. Is it the same as the centroid or center of gravity? Center of mass and center of gravity are two terms that are often used interchangeably, but they're really not the same. Define center of mass: the point in a body or system of bodies at which the whole mass may be considered as concentrated Learn the concepts of center of mass including center of mass for a continuous distribution and their examples with the help of study material for IIT-JEE by askIITians Centre of Mass The centre of mass (/gravity) of a body or a system of particles is the resultant of the weights of the individual particles making up the Centre of mass Centre of mass of a body is an imaginary point where the whole mass of the body is assumed to be concentrated D Indicates centre of mass Centre of mass It This powerpoint covers what centre of mass is and its effect upon stability. The time period of one swing of a pendulum is dependent only upon the length of the pendulum and not upon the mass of the bob, or how high it swings. Sal gives a conceptual understanding of what center of mass means. Diagram of an educational toy that balances on a point: the centre of mass (C) settles below its support (P). Center of Mass vs. Center of Gravity. Let's take an object, like, for example, a 5 kilogram bowling ball. If you drop a bowling ball, it will fall to the ground because of the force of gravity. i) together with the total momentum it forms a canonical pair, ii) it transforms under rotations as a three vector, and iii) it is a position associated with the spatial mass distribution of the constituents. Calculate the time period for one swing of the pendulum. It also has an activity for pupils to find the centre of mass for an irregular shape. The center of mass or centroid of a region is the point in which the region will be perfectly balanced horizontally if suspended from that point. The centre of mass is useful because problems can often be simplified by treating a collection of masses as one mass at their common centre of mass. Odd-shaped objects with their centers of mass marked by orange paint are thrown.  Key Takeaways Key Points. Any object whose centre of mass The centre of mass of an object is the point at which the object can be balanced. A human beings center of mass is located somewhere around the pelvic area. Sunday 25th March. A pendulum has a frequency of 2.0 Hz. ";s:7:"keyword";s:22:"what is centre of mass";s:7:"expired";i:-1;}